CVE-2025-54755
published 2025-10-15CVE-2025-54755: A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access files which are not limited to the intended…
PriorityP431medium4.9CVSS 3.1
AVNACLPRHUINSUCHINAN
EPSS
1.11%
62.2th percentile
A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access files which are not limited to the intended files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected
108 ranges· showing 25
| Vendor | Product | Version range | Fixed in |
|---|---|---|---|
| f5 | big-ip | >= 15.1.0 < 15.1.10.8 | 15.1.10.8 |
| f5 | big-ip | >= 16.1.0 < 16.1.6.1 | 16.1.6.1 |
| f5 | big-ip | >= 17.1.0 < 17.1.3 | 17.1.3 |
| f5 | big-ip | >= 17.5.0 < 17.5.1.3 | 17.5.1.3 |
| f5 | big-ip_aam | — | — |
| f5 | big-ip_access_policy_manager | >= 15.1.0 < 15.1.10.8 | 15.1.10.8 |
| f5 | big-ip_access_policy_manager | >= 16.1.0 < 16.1.6.1 | 16.1.6.1 |
| f5 | big-ip_access_policy_manager | >= 17.1.0 < 17.1.3 | 17.1.3 |
| f5 | big-ip_access_policy_manager | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_advanced_firewall_manager | >= 15.1.0 < 15.1.10.8 | 15.1.10.8 |
| f5 | big-ip_advanced_firewall_manager | >= 16.1.0 < 16.1.6.1 | 16.1.6.1 |
| f5 | big-ip_advanced_firewall_manager | >= 17.1.0 < 17.1.3 | 17.1.3 |
| f5 | big-ip_advanced_firewall_manager | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_advanced_waf | — | — |
| f5 | big-ip_advanced_web_application_firewall | >= 15.1.0 < 15.1.10.8 | 15.1.10.8 |
| f5 | big-ip_advanced_web_application_firewall | >= 16.1.0 < 16.1.6.1 | 16.1.6.1 |
| f5 | big-ip_advanced_web_application_firewall | >= 17.1.0 < 17.1.3 | 17.1.3 |
| f5 | big-ip_advanced_web_application_firewall | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_afm | — | — |
| f5 | big-ip_analytics | — | — |
| f5 | big-ip_analytics | >= 15.1.0 < 15.1.10.8 | 15.1.10.8 |
| f5 | big-ip_analytics | >= 16.1.0 < 16.1.6.1 | 16.1.6.1 |
| f5 | big-ip_analytics | >= 17.1.0 < 17.1.3 | 17.1.3 |
| f5 | big-ip_analytics | 17.5.0 – 17.5.1 | — |
| f5 | big-ip_apm | — | — |
CVSS provenance
nvdv3.14.9MEDIUMCVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N
nvdv4.06.9MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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F5
CVE-2025-54755: A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access f...
vendor_f5·2025-10-15·CVSS 4.9
CVE-2025-54755 [MEDIUM] CWE-22 CVE-2025-54755: A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access f...
CVE-2025-54755: A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access f...
A directory traversal vulnerability exists in TMUI that allows a highly privileged authenticated attacker to access files which are not limited to the intended files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Affected Products: BIG-IP AAM, BIG-IP AFM, BIG-IP APM, BIG-IP ASM, BIG-IP AVR, BIG-IP Advanced WAF, BIG-IP Analytics, BIG-IP CGNAT, BIG-IP DHD, BIG-IP DNS, BIG-IP Edge Gateway, BIG-IP FPS, BIG-IP GTM, BIG-IP LTM, BIG-IP Link Controller, BIG-IP PEM, BIG-IP SSLO, BIG-IP WebAccelerator, BIG-IP WebSafe, Big-Ip Automation Toolchain, Big-Ip Container Ingress Services
Affected Versions: 15.1.0 - 15.1.10.
GHSA
GHSA-qvpw-77hr-hgxq: A directory traversal vulnerability exists in TMUI that allows an authenticated attacker to access files which are not limited to the intended files
ghsa_unreviewed·2025-10-15
CVE-2025-54755 [MEDIUM] CWE-146 GHSA-qvpw-77hr-hgxq: A directory traversal vulnerability exists in TMUI that allows an authenticated attacker to access files which are not limited to the intended files
A directory traversal vulnerability exists in TMUI that allows an authenticated attacker to access files which are not limited to the intended files. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
No detection rules found.
No public exploits indexed.
Qualys
A Strategic Response to the F5 BIG-IP Nation-State Breach 2025
blogs_qualys·2025-10-18
A Strategic Response to the F5 BIG-IP Nation-State Breach 2025
## Table of Contents
CISAs KEV Inclusion Underscores the Severity of the F5 BIG-IP Breach
The Risk-Velocity Mismatch: F5 Patching Decelerates as Attacker Insight Accelerates
How Qualys Helps You Discover F5 Assets and Detect Related Vulnerabilities
Conclusion
In mid-October 2025, the cybersecurity landscape was dealt a severe blow. F5 disclosed a long-term, sophisticated breach by a nation-state threat actor. This incident exposed critical F5 BIG-IP vulnerabilities and triggered heightened scrutiny across enterprise edge infrastructure.
This was not a typical vulnerability disclosure. The attackers exfiltrated a strategic critical pair of assets: portions of BIG-IP source code, and internal details of undisclosed (unpatched) vulnerabilities.
## CISA’s KEV Inclusion Underscores the S
Qualys
F5 BIG-IP Vulnerabilities: Strategic Breach Response with Qualys | Qualys
blogs_qualys·2025-10-18
F5 BIG-IP Vulnerabilities: Strategic Breach Response with Qualys | Qualys
#### Table of Contents
- CISAs KEV Inclusion Underscores the Severity of the F5 BIG-IP Breach
- The Risk-Velocity Mismatch: F5 Patching Decelerates as Attacker Insight Accelerates
- How Qualys Helps You Discover F5 Assets and Detect Related Vulnerabilities
- Conclusion
In mid-October 2025, the cybersecurity landscape was dealt a severe blow. F5 disclosed a long-term, sophisticated breach by a nation-state threat actor. This incident exposed critical F5 BIG-IP vulnerabilities and triggered heightened scrutiny across enterprise edge infrastructure.
This was not a typical vulnerability disclosure. The attackers exfiltrated a strategic critical pair of assets: portions of BIG-IP source code, and internal details of undisclosed (unpatched) vulnerabilities.
## CISA’s KEV Inclusion Underscore
Tenable
FAQ on F5 Security Incident
blogs_tenable·2025-10-15
FAQ on F5 Security Incident
## Cloud Exposure
Tenable Cloud Security (CNAPP) Request a demo
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Secure your cloud
## Vulnerability Exposure
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## AI Exposure
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## OT/IoT Exposure
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## Identity Exposure
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## Business needs
Active Directory
AI Security Posture Management (AI-SPM)
AWS security
Azure security
Cloud Security Posture Man
2025-10-15
Published